STSC EXAM QUESTIONS & ANSWERS GRADED A+

What is the function of an electrical Ground fault circuit interrupter? - Answer It interrupts the electric power within 1/40 of a second When in use, electrical power tools and cords must - Answer Make use of ground fault circuit interrupters or be a part of an assured grounding conductor program If a supervisor is given authority by the general manager to stop operations site whenever he or she observes an imminent danger situation. What is this authority called? - Answer Functional authority As a certified sts, you are expected to: - Answer Seek methods to improve personal knowledge and understanding of methods, techniques and practices for workers protection Arrange the following hazard control steps in the most appropriate sequence: 1)guard hazard 2)engineer out hazard, if possible 3)educate personnel - Answer 2,1,3 Which action is preferred when dealing with minor infractions of work safety rules - Answer Oral reprimand System safety analysis can be applied to what? - Answer System safety can be applied to almost any system that has interacting components. It is an application of systematic and forward looking techniques to identify and control hazards. What should a supervisor do when a crew must walk across an area with open floor holes to get to their work area? - Answer Have the floor holes covered and inform crew of load surface restrictions The strongest motivator, according to the contemporary motivation theory is : - Answer Recognition of achievement for performance Management has increased work hours and is pushing for more productivity. You are concerned about the safety of this. What do you do? - Answer Inform and communicate increased hazards due to increased production and verify that the risk is acceptable. The best evaluation of tasked descriptor involving steps, hazards and solutions is: - Answer JSA What minimum PPE is required for a worker in a grinding operation... - Answer Eye and face protection Minimally, ____ authorized attendants shall be on duty outside of the space during a permit required confined space - Answer One A medical questionnaire required when safety workers place an employee in respiratory protection much better be evaluated by whom? - Answer A licensed health care professional In general industry, each employee on a walking/working surface (horizontal/vertical) with an unprotected side or edge which is ___ feet or more above a lower level shall be protected from falling by the use of guardrails, safety nets or personal fall arrest systems - Answer 4 A team member deliberately violates a safety procedure. What should you do? - Answer Stop work, write a formal complaint and explain. Each employee on a scaffold more than ___ ft above a lower level shall be provided with fall protection. - Answer 10 Professional ethics refers to: - Answer A set of principles and standards that guide the actions of professionals that are often referenced in civil or criminal cases involving professional conduct. When working on scaffold 20 feet high who must approve the scaffold for use? - Answer competent person What mishaps require reporting to OSHA within 8 hours? - Answer The fatality of one or more employees, because of a work-related incident Guardrail System - Answer Includes top rails, mid rails and toe boards Incident investigations are conducted primarily to: - Answer Determine causal conditions Accident analysis is primarily used as a: - Answer Indicator of problem areas For injury accident analysis, information sources include all the following (First-aid Report, Insurance rate table, First report of Injury form, Supervisor accident investigation) EXCEPT? - Answer Insurance rate table The MAJOR cause of serious industrial injuries is? - Answer slips, trips, and falls If a worker is injured while performing duties assigned by the employer, the injury is considered... - Answer work-related The two general areas of accident costs include: - Answer direct and indirect Minor incident and near miss investigations are best conducted by: - Answer the supervisor The investigation of serious or fatal mishaps should be led by: - Answer a senior management official Often several accident investigators will be at the scene of an accident at the same time due varying reasons for gathering information. Which of the following is the LEAST important task with respect to the STSs accident investigation responsibilities? - Answer arriving first on the scene. While interviewing witnesses to an accident, investigators often find themselves talking to a hostile person. What will likely result in an honest and truthful statement? - Answer Tell them that the information will only be used for accident preventative purposes and no disciplinary actions will result from the investigation. Throughout accident investigations, the interviewing of witnesses is often required to determine facts relative to the event. Which of the following choices offers the BEST place to conduct interviews for safety investigations? - Answer Privately in a conference room What is the description of the legal premise of the chain of custody? - Answer Documentation of possession When should an accident investigation begin? - Answer As soon as possible, realizing that protection of the injured and prevention of a second accident will take precedence. The primary root cause of accidents is: - Answer the combination of causal factors The action taken to free equipment from any electric connection and/or electric charge is called - Answer de-energize Collars, couplings, cams, clutches, flywheels, shaft ends, spindles, meshing gears, and horizontal or vertical shafting are all examples of what type of hazard? - Answer rotating motions How would you describe a competent person? - Answer The person who can identify existing and predictable hazards in the surroundings which are unsanitary, hazardous, etc. and has the authority to take prompt corrective measures to eliminate them. What is the primary purpose of a JSA? - Answer Review job methods, evaluate hazards and implement controls What is the most effective safety and health interface with contractors? - Answer The sub-contractor should develop their own procedures with assistance from the general contractor. You are a newly hired supervisor in a manufacturing facility. The person in the workplace with the most knowledge about how to accomplish a task is generally the: - Answer worker Who is required to provide placards when offering the shipment of a hazardous material? - Answer The shipper Fire is a hazard for many work activities and environments. A fire requires a chain reaction which includes - Answer oxygen, fuel and heat The three distinct parts of a "means of egress" are: - Answer 1) exit access 2) exit 3) exit discharge In which location is a commercial motor vehicle, transporting hazardous materials, is required to display placards on which of the following locations? - Answer Front, rear, and both sides of the vehicle What does not required on the permit for a confined space? - Answer The name of the CEO or the President The first step in emergency management planning is to: - Answer identify and evaluate potential disasters The most important reason for investigating mishaps is: - Answer to prevent future occurrences The primary consideration when preparing for a potential disaster is: - Answer doing advanced emergency planning What is the primary consideration in storing chemicals? - Answer Segregation A container for gasoline should be: - Answer Metal with UL specified non-spill cap What is a correct statement concerning the proper shade of filter lens to use during welding and cutting operations? - Answer The proper shade of filter lens should be matched to the type of welding and cutting operation. The three types of scheduled safety inspections are: - Answer Periodic, intermittent, general A bench grinder should have the tool rest adjusted to within _____ inch of the wheel, and the tongue guard should be adjusted to within _____ inch of the wheel. - Answer 1/8 in to 1/4 in Proper procedure for inspection of chains during a semi-annual inspection is to: - Answer Perform a detailed link-by-link inspection of entire chain Level "B" PPE is defined as: - Answer chemical- resistant suit with SCBA or supplied air with escape provisions What is a good example of a personal fall arrest system? - Answer Fully body harness and lifeline attached to secure anchorage that limits the fall distance During a heat stroke, which symptom would a worker unlikely experience? - Answer Profuse sweating and cool moist skin. Employers should perform safety inspections: - Answer frequently, regularly An STS observes the back of a rough terrain forklift tip as a heavy load is being lifted on a job site. What is the first course of action? A) Add extra counter weight to stabilize the operation B) Do not continue with this lift C) Add air to load side tires D) Tip mast back once load is filled - Answer DO not continue with the lift Minimally, all guardrail systems shall be capable of withstanding, without failure, a force of at least _____pounds applied within 2 inches (5.1 cm) of the top edge, in any outward or downward direction, at any point along the top edge. - Answer 200 The primary reason for accident investigation for health and safety issues? - Answer to determine facts surrounding the event Who is responsible for ensuring that PPE is appropriate for the job? - Answer the employer What are the two categories to identify respiratory protection? - Answer Air-purifying and air-supplied